hosts/porter: Put chisel behind nginx

modules/chisel/default.nix

@@ -19,7 +19,7 @@ in {
       after = [ "network.target" ];
 
       serviceConfig = {
-        ExecStart = "${pkgs.chisel}/bin/chisel server --port 443 --authfile /var/src/secrets/chisel/users.json";
+        ExecStart = "${pkgs.chisel}/bin/chisel server --host [::1] --port 3765 --authfile /var/src/secrets/chisel/users.json";
         Restart = "always";
       };
     };